Frederick Eckstein
From Wikipedia, the free encyclopedia
Friedrich Eckstein (Born 17th February 1861 in Perchtoldsdorf near Vienna - died 10th November 1939 in Vienna) was an Austrian polymath, man of letters, Theosophist and a friend and temporary co-worker of Sigmund Freud. He taught Freud Yoga. He was also the husband of fellow theosophist and writer Bertha Diener

